VDB
PYSEC-2018-12
PYSEC-2018-12
PUBLISHED
CVSS 9.300000190734863 CRITICAL
An issue was discovered in lxml before 4.2.5. lxml/html/clean.py in the lxml.html.clean module does not remove javascript: URLs that use escaping, allowing a remote attacker to conduct XSS attacks, as demonstrated by "j a v a s c r i p t:" in Internet Explorer. This is a similar issue to CVE-2014-3146.
Risk Scores
CVSS v4.0
9.300000190734863
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| PyPI | lxml | 0, 0, 0.9 |
Timeline
- Dec 2, 2018 CVE Published
- Nov 8, 2023 CVE Updated
References
- https://github.com/advisories/GHSA-xp26-p53h-6h2p advisory
- https://lists.debian.org/debian-lts-announce/2018/12/msg00001.html advisory
- https://usn.ubuntu.com/3841-2/ advisory
- https://usn.ubuntu.com/3841-1/ advisory
- https://lists.debian.org/debian-lts-announce/2020/11/msg00044.html advisory
- https://github.com/lxml/lxml/commit/6be1d081b49c97cfd7b3fbd934a193b668629109 fix